Antibody:	anti-p63
Detection system:	Secondary antibody coupled to horseradish peroxidase

Structure	Level	Pattern	Image	Note
TS13: embryo	Weak	Regionally restricted	2A	Faint expression outside somites and posterior part of embryo preceding epidermal commitment.

Structure	Level	Pattern	Image	Note
TS13: head surface ectoderm	Absent		2B	Expression undetectable in head field ectoderm.

Structure	Level	Pattern	Image	Note
TS13: head surface ectoderm	Absent		2C	Expression undetectable in head field ectoderm.

Structure	Level	Pattern	Image	Note
TS13: trunk surface ectoderm	Present	Regionally restricted	2D	Expression in surface ectoderm covering somites.

Structure	Level	Pattern	Image	Note
TS13: trunk surface ectoderm	Present	Regionally restricted	2E	Expression in surface ectoderm covering somites.

Structure	Level	Pattern	Image	Note
TS13: trunk surface ectoderm	Present	Regionally restricted	2F	Expression in ectoderm overlying posterior portion of embryo.

Structure	Level	Pattern	Image	Note
TS15: surface ectoderm	Strong	Regionally restricted	3A	Intense expression in surface ectoderm covering first branchial arches, forelimb bud and tail bud. Faint expression in other regions.

Structure	Level	Pattern	Image	Note
TS15: surface ectoderm	Strong	Regionally restricted	3B	Intense expression in surface ectoderm covering first branchial arches, forelimb bud and tail bud. Faint expression in other regions.

Structure	Level	Pattern	Image	Note
TS15: surface ectoderm	Strong	Regionally restricted	3C	Intense expression in surface ectoderm covering first branchial arches, forelimb bud and tail bud. Faint expression in other regions.

Structure	Level	Pattern	Image	Note
TS15: 1st branchial arch ectoderm	Strong		3D

Structure	Level	Pattern	Image	Note
TS15: forelimb bud ectoderm	Strong		3E

Structure	Level	Pattern	Image	Note
TS15: tail surface ectoderm	Strong		3F

Structure	Level	Pattern	Image	Note
TS15: 1st branchial arch ectoderm	Present		3Ga

Structure	Level	Pattern	Image	Note
TS15: head surface ectoderm	Present	Regionally restricted	3Gb

Structure	Level	Pattern	Image	Note
TS15: 1st branchial arch ectoderm	Present		3Gc

Structure	Level	Pattern	Image	Note
TS15: forelimb bud ectoderm	Present		3Ha

Structure	Level	Pattern	Image	Note
TS15: trunk surface ectoderm	Present	Regionally restricted	3Hb

Structure	Level	Pattern	Image	Note
TS15: forelimb bud ectoderm	Present		3Hc

Structure	Level	Pattern	Image	Note
TS15: tail surface ectoderm	Present		3Ia

Structure	Level	Pattern	Image	Note
TS15: tail surface ectoderm	Present		3Ib

Structure	Level	Pattern	Image	Note
TS15: tail surface ectoderm	Present		3Ic

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Present	Widespread	4A	Expression expanded to whole embryonic surface.

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Present	Widespread	4B	Expression expanded to whole embryonic surface.

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Present	Widespread	4C	Expression expanded to whole embryonic surface.

Structure	Level	Pattern	Image	Note
TS17: 1st branchial arch mandibular component ectoderm	Strong		4D	Expression more evident in maxillary and mandibular regions of branchial arch epithelium.
TS17: 1st branchial arch maxillary component ectoderm	Strong		4D	Expression more evident in maxillary and mandibular regions of branchial arch epithelium.

Structure	Level	Pattern	Image	Note
TS17: forelimb bud ectoderm	Strong		4E

Structure	Level	Pattern	Image	Note
TS17: hindlimb bud ectoderm	Strong		4F

Structure	Level	Pattern	Image	Note
TS17: head surface ectoderm	Present	Regionally restricted	4Ga	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: head surface ectoderm	Present	Regionally restricted	4Gb	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: head surface ectoderm	Present	Regionally restricted	4Gc	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Strong	Regionally restricted	4Ha	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm

Structure	Level	Pattern	Image	Note
TS17: trunk surface ectoderm	Present	Regionally restricted	4Hb	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm

Structure	Level	Pattern	Image	Note
TS17: forelimb bud ectoderm	Strong		4Hc	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm

Structure	Level	Pattern	Image	Note
TS17: trunk surface ectoderm	Present	Regionally restricted	4Ia	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: trunk surface ectoderm	Present	Regionally restricted	4Ib	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: trunk surface ectoderm	Present	Regionally restricted	4Ic	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: surface ectoderm	Strong	Regionally restricted	4Ja	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: trunk surface ectoderm	Present	Regionally restricted	4Jb	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.

Structure	Level	Pattern	Image	Note
TS17: hindlimb bud ectoderm	Strong		4Jc	Higher expression in mesenchyme-related surface ectoderm than in neural tube-related surface ectoderm.